<html>
<head>
<title>定制</title>
 <meta charset="utf-8"/>
</head>

<script type="text/javascript" src="qiurank3D.js"></script>
<body>
 <canvas id="myCanvas" width="700" height="500" style="border: 1px solid #c3c3c3;">
Your browser does not support the canvas element.
</canvas>
<script>
var ver=new qiurank3D.Vector3(10,20,0);
var ver2=new qiurank3D.Vector3(1,30,0);
 console.log(qiurank3D.Vector3.Cross(ver,ver2));
</script>
</body>
</html>